plate boundaries crossword puzzle

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Across
  1. 2. the ancient supercontinent, comprising all the present continents joined together, which began to break up about 200 million years ago
  2. 4. tending to move toward one point or to approach each other
  3. 6. a fracture or zone of fractures between two blocks of rock
  4. 9. the outermost shell of a terrestrial planet
  5. 13. the extent to which or the limits between which variation is possible
  6. 15. large continuous mass of land conventionally regarded as a collective region.
  7. 16. move easily and without interruption over a surface
Down
  1. 1. a loose piece of clothing without sleeves that was worn over other clothes especially in the past : cloak
  2. 3. deep and narrow hole, or ditch, in the ground
  3. 5. an elongate depression of the earth's surface usually between ranges of hills or mountains
  4. 6. The push or pull on an object with mass causes it to change its velocity
  5. 7. a raised or elevated part or area
  6. 8. a smooth flat thin piece of material
  7. 10. a long cut in the ground
  8. 11. a landform that rises at least 1,000 feet (300 meters) or more above its surrounding
  9. 12. margins edge of a tectonic plate
  10. 14. all physical elements, bestowed by nature, to a specific area or piece of property